The Department of Energy Is Very Interested in Investigating Which

Multiple Choice

The Department of Energy is very interested in investigating which organisms compose the gut microbiome of cows, especially in the rumen. Why would the microbes within a cow's rumen be studied by scientists in the Department of Energy?

A) Scientists want to derive biofuels from cellulose.
B) Scientists want to derive biofuels from methane.
C) Scientists want to derive biofuels from the lactose in cow's milk.